[INFO] fetching crate optimization-solvers 0.1.1...
[INFO] testing optimization-solvers-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate optimization-solvers 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate optimization-solvers 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate optimization-solvers 0.1.1
[INFO] tweaked toml for crates.io crate optimization-solvers 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate optimization-solvers 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate optimization-solvers 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.99
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.99
[INFO] [stderr]   Downloaded js-sys v0.3.76
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.99
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.99
[INFO] [stderr]   Downloaded nalgebra-macros v0.2.2
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.99
[INFO] [stderr]   Downloaded erased-serde v0.4.5
[INFO] [stderr]   Downloaded typeid v1.0.2
[INFO] [stderr]   Downloaded dyn-clone v1.0.17
[INFO] [stderr]   Downloaded derive-getters v0.5.0
[INFO] [stderr]   Downloaded rinja_parser v0.3.5
[INFO] [stderr]   Downloaded bytemuck v1.20.0
[INFO] [stderr]   Downloaded simba v0.9.0
[INFO] [stderr]   Downloaded safe_arch v0.7.2
[INFO] [stderr]   Downloaded rinja v0.3.5
[INFO] [stderr]   Downloaded indexmap v2.7.0
[INFO] [stderr]   Downloaded matrixmultiply v0.3.9
[INFO] [stderr]   Downloaded wide v0.7.30
[INFO] [stderr]   Downloaded rustc-hash v2.1.0
[INFO] [stderr]   Downloaded rinja_derive v0.3.5
[INFO] [stderr]   Downloaded serde_repr v0.1.19
[INFO] [stderr]   Downloaded unicase v2.8.0
[INFO] [stderr]   Downloaded plotly_derive v0.10.0
[INFO] [stderr]   Downloaded cc v1.2.3
[INFO] [stderr]   Downloaded web-sys v0.3.76
[INFO] [stderr]   Downloaded nalgebra v0.33.2
[INFO] [stderr]   Downloaded libc v0.2.168
[INFO] [stderr]   Downloaded plotly v0.10.0
[INFO] [stderr]   Downloaded basic-toml v0.1.9
[INFO] [stderr]   Downloaded lbfgsb-sys v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 487d9c1f638b65dd7b6de050ff236f511f46a60fdeb9c9ba255724ae7c0c53f2
[INFO] running `Command { std: "docker" "start" "-a" "487d9c1f638b65dd7b6de050ff236f511f46a60fdeb9c9ba255724ae7c0c53f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "487d9c1f638b65dd7b6de050ff236f511f46a60fdeb9c9ba255724ae7c0c53f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "487d9c1f638b65dd7b6de050ff236f511f46a60fdeb9c9ba255724ae7c0c53f2", kill_on_drop: false }`
[INFO] [stdout] 487d9c1f638b65dd7b6de050ff236f511f46a60fdeb9c9ba255724ae7c0c53f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9952f3a88bc0077c0b3845b1c01ca5de10f2a397093424ac2fd30cdf1a40b64d
[INFO] running `Command { std: "docker" "start" "-a" "9952f3a88bc0077c0b3845b1c01ca5de10f2a397093424ac2fd30cdf1a40b64d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling unicase v2.8.0
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling bytemuck v1.20.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling typeid v1.0.2
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling safe_arch v0.7.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling rustc-hash v2.1.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling wide v0.7.30
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling thiserror v2.0.6
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling dyn-clone v1.0.17
[INFO] [stderr]    Compiling time v0.3.37
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling simba v0.9.0
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_repr v0.1.19
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.6
[INFO] [stderr]    Compiling derive-getters v0.5.0
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling serde_with_macros v3.11.0
[INFO] [stderr]    Compiling plotly_derive v0.10.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling nalgebra v0.33.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rinja_parser v0.3.5
[INFO] [stderr]    Compiling basic-toml v0.1.9
[INFO] [stderr]    Compiling tracing-serde v0.2.0
[INFO] [stderr]    Compiling serde_with v3.11.0
[INFO] [stderr]    Compiling erased-serde v0.4.5
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling rinja_derive v0.3.5
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling rinja v0.3.5
[INFO] [stderr]    Compiling plotly v0.10.0
[INFO] [stderr]    Compiling optimization-solvers v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.42s
[INFO] running `Command { std: "docker" "inspect" "9952f3a88bc0077c0b3845b1c01ca5de10f2a397093424ac2fd30cdf1a40b64d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9952f3a88bc0077c0b3845b1c01ca5de10f2a397093424ac2fd30cdf1a40b64d", kill_on_drop: false }`
[INFO] [stdout] 9952f3a88bc0077c0b3845b1c01ca5de10f2a397093424ac2fd30cdf1a40b64d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce42ed2ba53ed1c8c5f2c853d315215791a54fa48d5649acbcfdc00a74bbc509
[INFO] running `Command { std: "docker" "start" "-a" "ce42ed2ba53ed1c8c5f2c853d315215791a54fa48d5649acbcfdc00a74bbc509", kill_on_drop: false }`
[INFO] [stderr]    Compiling optimization-solvers v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.68s
[INFO] running `Command { std: "docker" "inspect" "ce42ed2ba53ed1c8c5f2c853d315215791a54fa48d5649acbcfdc00a74bbc509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce42ed2ba53ed1c8c5f2c853d315215791a54fa48d5649acbcfdc00a74bbc509", kill_on_drop: false }`
[INFO] [stdout] ce42ed2ba53ed1c8c5f2c853d315215791a54fa48d5649acbcfdc00a74bbc509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f74cdeb484dd6872b05af917961fdcf700c59e873820411022b28fb8724951c1
[INFO] running `Command { std: "docker" "start" "-a" "f74cdeb484dd6872b05af917961fdcf700c59e873820411022b28fb8724951c1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optimization_solvers-231a85f946fa6d73)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test quasi_newton::bfgs::test_bfgs::test_outer ... ok
[INFO] [stdout] test quasi_newton::broyden_b::test_broyden_b::test_outer ... ok
[INFO] [stdout] test quasi_newton::broyden::test_broyden::test_outer ... ok
[INFO] [stdout] test quasi_newton::dfp::test_dfp::test_outer ... ok
[INFO] [stdout] test quasi_newton::broyden_b::test_broyden_b::broyden_b_backtracking ... ok
[INFO] [stdout] test quasi_newton::dfp_b::test_dfpb::test_outer ... ok
[INFO] [stdout] test quasi_newton::dfp::test_dfp::dfp_morethuente ... ok
[INFO] [stdout] test quasi_newton::broyden::test_broyden::broyden_backtracking ... ok
[INFO] [stdout] test quasi_newton::dfp_b::test_dfpb::dfpb_backtracking ... ok
[INFO] [stdout] test quasi_newton::bfgs::test_bfgs::bfgs_morethuente ... ok
[INFO] [stdout] test quasi_newton::dfp::test_dfp::dfp_backtracking ... ok
[INFO] [stdout] test line_search::morethuente_b::morethuente_test::test_phi ... ok
[INFO] [stdout] test quasi_newton::sr1_b::test_sr1_b::sr1_b_backtracking ... ok
[INFO] [stdout] test quasi_newton::bfgs_b::bfgsb_test::constrained_grad_desc_backtracking ... ok
[INFO] [stdout] test quasi_newton::broyden::test_broyden::broyden_morethuente ... ok
[INFO] [stdout] test line_search::morethuente::morethuente_test::test_phi ... ok
[INFO] [stdout] test newton::newton_test::newton_backtracking ... ok
[INFO] [stdout] test newton::projected_newton::projected_newton_tests::constrained_grad_desc_backtracking ... ok
[INFO] [stdout] test newton::newton_test::newton_morethuente ... ok
[INFO] [stdout] test steepest_descent::pnorm_descent::gpnorm_descent_test::pnorm_backtracking ... ok
[INFO] [stdout] test quasi_newton::sr1_b::test_sr1_b::test_outer ... ok
[INFO] [stdout] test steepest_descent::gradient_descent::gradient_descent_test::grad_descent_more_thuente ... ok
[INFO] [stdout] test line_search::backtracking::backtracking_tests::test_backtracking ... ok
[INFO] [stdout] test steepest_descent::coordinate_descent::steepest_descent_l1_test::coordinate_descent_backtracking ... ok
[INFO] [stdout] test steepest_descent::coordinate_descent::steepest_descent_l1_test::coordinate_descent_morethuente ... ok
[INFO] [stdout] test steepest_descent::spg::spg_test::constrained_spg_backtracking ... ok
[INFO] [stdout] test steepest_descent::pnorm_descent::gpnorm_descent_test::pnorm_morethuente ... ok
[INFO] [stdout] test newton::spn::spg_test::constrained_spg_backtracking ... ok
[INFO] [stdout] test quasi_newton::bfgs::test_bfgs::bfgs_backtracking ... ok
[INFO] [stdout] test steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking ... FAILED
[INFO] [stdout] test steepest_descent::projected_gradient_descent::projected_gradient_test::constrained_grad_desc_backtracking ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking' (64) panicked at src/steepest_descent/gradient_descent.rs:166:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: MaxIterReached
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56ed99fa1cc2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56ed99fa1cc2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56ed99fa1cc2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56ed99fa1cc2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56ed99fb44df - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56ed99fb44df - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x56ed99f6e981 - std::io::default_write_fmt::ha6b238eff7f0ef8a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56ed99f6e981 - std::io::Write::write_fmt::h9846fe3d2a36c1ea
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56ed99f7ade2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56ed99f7fd2f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x56ed99f7fbc1 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x56ed99c76f4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x56ed99c76f4e - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x56ed99f803ef - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x56ed99f803ef - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x56ed99f8024a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x56ed99f7af29 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x56ed99f62fbd - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x56ed99fbe2d0 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56ed99fbd676 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x56ed99c2b210 - core::result::Result<T,E>::unwrap::h6ad8bc12e1bb509b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x56ed99c2b210 - optimization_solvers::steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking::h1d31ceea4c0409bf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/steepest_descent/gradient_descent.rs:166:10
[INFO] [stdout]   22:     0x56ed99c2b5b7 - optimization_solvers::steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking::{{closure}}::h9e60e88b01483c44
[INFO] [stdout]                                at /opt/rustwide/workdir/src/steepest_descent/gradient_descent.rs:133:36
[INFO] [stdout]   23:     0x56ed99c102c6 - core::ops::function::FnOnce::call_once::hf1718b3abb679f42
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x56ed99c76d2b - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x56ed99c76d2b - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x56ed99c8c965 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x56ed99c8c965 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x56ed99c8c965 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x56ed99c8c965 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x56ed99c8c965 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x56ed99c8c965 - test::run_test_in_process::h290de6e559006104
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x56ed99c8c965 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x56ed99c63164 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x56ed99c63164 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x56ed99c66b0a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x56ed99c66b0a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x56ed99c66b0a - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x56ed99c66b0a - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x56ed99c66b0a - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x56ed99c66b0a - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x56ed99c66b0a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x56ed99f7610f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x56ed99f7610f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x7991d68a7aa4 - <unknown>
[INFO] [stdout]   45:     0x7991d6934a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     steepest_descent::gradient_descent::gradient_descent_test::grad_desc_backtracking
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 30 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "f74cdeb484dd6872b05af917961fdcf700c59e873820411022b28fb8724951c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74cdeb484dd6872b05af917961fdcf700c59e873820411022b28fb8724951c1", kill_on_drop: false }`
[INFO] [stdout] f74cdeb484dd6872b05af917961fdcf700c59e873820411022b28fb8724951c1
